[committed] Small additions to config/acx.m4

[Nathanael Nerode]

Committed; part of a few little projects.

Index: ChangeLog
===================================================================
RCS file: /cvs/gcc/gcc/config/ChangeLog,v
retrieving revision 1.49
diff -u -r1.49 ChangeLog
--- ChangeLog	3 Aug 2004 20:48:48 -0000	1.49
+++ ChangeLog	13 Aug 2004 22:29:39 -0000
@@ -1,3 +1,9 @@
+2004-08-13  Nathanael Nerode  <neroden@gcc.gnu.org>
+
+	* Add ACX_{TARGET,HOST,BUILD}_NONCANONICAL,
+	which do an automatic AC_SUBST on _GCC_TOPLEV_*_NONCANONICAL.
+	The intention is that we will migrate to these bit by bit.
+
 2004-08-01  Robert Millan  <robertmh@gnu.org>
 
 	* mt-linux: Rename to ...
Index: acx.m4
===================================================================
RCS file: /cvs/gcc/gcc/config/acx.m4,v
retrieving revision 1.9
diff -u -r1.9 acx.m4
--- acx.m4	9 Jun 2004 08:17:27 -0000	1.9
+++ acx.m4	13 Aug 2004 22:29:39 -0000
@@ -38,6 +38,30 @@
 ]) []dnl # _GCC_TOPLEV_NONCANONICAL_TARGET
 
 dnl ####
+dnl # ACX_NONCANONICAL_BUILD
+dnl # Like underscored version, but AC_SUBST's.
+AC_DEFUN([ACX_NONCANONICAL_BUILD],
+[AC_REQUIRE([_GCC_TOPLEV_NONCANONICAL_BUILD]) []dnl
+AC_SUBST(build_noncanonical)
+]) []dnl # ACX_NONCANONICAL_BUILD
+
+dnl ####
+dnl # ACX_NONCANONICAL_HOST
+dnl # Like underscored version, but AC_SUBST's.
+AC_DEFUN([ACX_NONCANONICAL_HOST],
+[AC_REQUIRE([_GCC_TOPLEV_NONCANONICAL_HOST]) []dnl
+AC_SUBST(host_noncanonical)
+]) []dnl # ACX_NONCANONICAL_HOST
+
+dnl ####
+dnl # ACX_NONCANONICAL_TARGET
+dnl # Like underscored version, but AC_SUBST's.
+AC_DEFUN([ACX_NONCANONICAL_TARGET],
+[AC_REQUIRE([_GCC_TOPLEV_NONCANONICAL_TARGET]) []dnl
+AC_SUBST(target_noncanonical)
+]) []dnl # ACX_NONCANONICAL_TARGET
+
+dnl ####
 dnl # GCC_TOPLEV_SUBDIRS
 dnl # GCC & friends build 'build', 'host', and 'target' tools.  These must
 dnl # be separated into three well-known subdirectories of the build directory:

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